FR2552490B1 - Bouclier a couteaux - Google Patents
Bouclier a couteauxInfo
- Publication number
- FR2552490B1 FR2552490B1 FR8414592A FR8414592A FR2552490B1 FR 2552490 B1 FR2552490 B1 FR 2552490B1 FR 8414592 A FR8414592 A FR 8414592A FR 8414592 A FR8414592 A FR 8414592A FR 2552490 B1 FR2552490 B1 FR 2552490B1
- Authority
- FR
- France
- Prior art keywords
- knife shield
- knife
- shield
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/0692—Cutter drive shields
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/0621—Shield advancing devices
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19833334913 DE3334913A1 (de) | 1983-09-27 | 1983-09-27 | Messerschild |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2552490A1 FR2552490A1 (fr) | 1985-03-29 |
FR2552490B1 true FR2552490B1 (fr) | 1988-04-08 |
Family
ID=6210179
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8414592A Expired FR2552490B1 (fr) | 1983-09-27 | 1984-09-24 | Bouclier a couteaux |
Country Status (7)
Country | Link |
---|---|
AT (1) | AT386458B (fr) |
BE (1) | BE900635A (fr) |
CH (1) | CH666085A5 (fr) |
DE (1) | DE3334913A1 (fr) |
ES (1) | ES536256A0 (fr) |
FR (1) | FR2552490B1 (fr) |
IT (1) | IT1180815B (fr) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1811449B2 (de) * | 1968-11-28 | 1976-11-18 | Böse, Werner, 3100CeIIe | Raeum- und foerdereinrichtung zum grabenlosen verlegen von betonrohren mittels des rohrdurchpressverfahrens |
ES424721A1 (es) * | 1974-03-28 | 1976-06-16 | Mackina Westfalia S A | Perfeccionamientos en maquinas de entibacion continua para la construccion de tuneles. |
DE3024464A1 (de) * | 1980-06-28 | 1982-01-21 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Messerschild-vortriebseinrichtung |
DE3037788A1 (de) * | 1980-10-07 | 1982-05-13 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Messerschild zum auffahren von tunnel, stollen, unterirdischen strecken o.dgl. |
DE3136963A1 (de) * | 1981-09-17 | 1983-03-31 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Messerschild |
-
1983
- 1983-09-27 DE DE19833334913 patent/DE3334913A1/de not_active Withdrawn
-
1984
- 1984-08-07 AT AT0255684A patent/AT386458B/de not_active IP Right Cessation
- 1984-09-05 CH CH4258/84A patent/CH666085A5/de not_active IP Right Cessation
- 1984-09-05 IT IT12594/84A patent/IT1180815B/it active
- 1984-09-20 BE BE0/213689A patent/BE900635A/fr not_active IP Right Cessation
- 1984-09-24 FR FR8414592A patent/FR2552490B1/fr not_active Expired
- 1984-09-26 ES ES536256A patent/ES536256A0/es active Granted
Also Published As
Publication number | Publication date |
---|---|
ATA255684A (de) | 1988-01-15 |
ES8603019A1 (es) | 1985-12-01 |
IT8412594A0 (it) | 1984-09-05 |
IT1180815B (it) | 1987-09-23 |
BE900635A (fr) | 1985-01-16 |
DE3334913A1 (de) | 1985-04-11 |
ES536256A0 (es) | 1985-12-01 |
AT386458B (de) | 1988-08-25 |
CH666085A5 (de) | 1988-06-30 |
FR2552490A1 (fr) | 1985-03-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |